public static void Login(string[] args, AppData appData)
{
CliUtils.Validate(!appData.Authorized, AppError.ErrorCode.ApplicationConfigError,
"already authorized");
Console.WriteLine("Authorizing in the VK api..");
Console.WriteLine();
Console.WriteLine("Step 1. OAuth authorization.");
Console.WriteLine("Visit the following page in your web browser.");
Console.WriteLine("Authorize if necessary and copy the code (should appear after #code= in your address bar).");
Console.WriteLine($"https://oauth.vk.com/authorize?client_id={AppId}&redirect_uri=https:%2F%2Foauth.vk.com%2Fblank.html&scope={AccessMagicNumber}");
string code = CliUtils.ReadString("Code: ");
Console.WriteLine();
Console.WriteLine("Step 2. Receiving access token.");
Console.WriteLine("Sending authorization request..");
AccessTokenResponse resp = JsonModelUtils.ReceiveJson <AccessTokenResponse>(
$"https://oauth.vk.com/access_token?client_id={AppId}&client_secret={AppSecret}&code={code}&redirect_uri=https:%2F%2Foauth.vk.com%2Fblank.html");
CliUtils.Validate(String.IsNullOrEmpty(resp.error), AppError.ErrorCode.AuthorizationError,
$"{resp.error}, {resp.error_description}");
string accessToken = resp.access_token;
Console.WriteLine();
Console.WriteLine("Step 3. VK authorization.");
var vk = new VkApi();
vk.Authorize(accessToken);
var profileInfo = vk.Account.GetProfileInfo();
string userName = $"{profileInfo.FirstName} {profileInfo.LastName}";
appData = new AppData()
{
Authorized = true,
AccessToken = accessToken,
FullName = userName,
UserId = Convert.ToInt64(resp.user_id),
};
appData.AddAbbr("self", appData.UserId);
AppConfig.SaveAppData(appData);
Console.WriteLine();
Console.WriteLine($"Welcome, {userName}!");
}
public static void Abbr(string[] args, AppData appData)
{
bool delete = false;
bool room = false;
string[] opts = new OptionSet()
{
{ "d|delete", _ => delete = true },
{ "R|room", _ => room = true },
}.Parse(args).ToArray();
string abbr = opts.GetArg(1);
string ids = opts.GetArg(2);
if (!delete)
{
CliUtils.Validate(!String.IsNullOrWhiteSpace(abbr), AppError.ErrorCode.ArgumentParseError,
"passed abbreviation is empty");
CliUtils.Validate(!String.IsNullOrWhiteSpace(ids), AppError.ErrorCode.ArgumentParseError,
"passed id is empty");
long id;
try {
id = Convert.ToInt64(ids);
} catch {
throw new AppError(AppError.ErrorCode.ArgumentParseError, $"unable to convert id '{ids}' to integer");
}
appData.AddAbbr(abbr, id, room);
appData.SaveChanges();
}
else
{
CliUtils.Validate(ids == null, AppError.ErrorCode.ArgumentParseError,
"passed id, but requested abbreviation deletion");
appData.DeleteAbbr(abbr);
appData.SaveChanges();
}
}
public static void Abbrs(string[] args, AppData appData)
{
bool erase = false;
string save = null;
string load = null;
new OptionSet()
{
{ "e|erase", _ => erase = true },
{ "s=|save=", _ => save = _ },
{ "l=|load=", _ => load = _ },
}.Parse(args);
if (erase && save == null && load == null)
{
string[] abbrs = appData.GetAbbrs().ToArray();
foreach (string abbr in abbrs)
{
appData.DeleteAbbr(abbr);
}
appData.SaveChanges();
}
else if (!erase && save != null && load == null)
{
var table = new Table();
foreach (string abbr in appData.GetAbbrs())
{
table.Add(appData.GetId(abbr), abbr, (appData.IsRoom(abbr) ?? false) ? "room" : "");
}
using (var w = new StreamWriter(save)) {
table.Display(w);
}
}
else if (!erase && save == null && load != null)
{
using (var r = new StreamReader(load)) {
while (!r.EndOfStream)
{
string line = r.ReadLine();
string[] tokens = line.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (tokens.Length >= 2)
{
long id = Convert.ToInt64(tokens[0]);
string abbr = tokens[1];
bool room = tokens.Length >= 3 && tokens[2] == "room";
appData.AddAbbr(abbr, id, room);
}
}
}
appData.SaveChanges();
}
else if (!erase && save == null && load == null)
{
var table = new Table();
foreach (string abbr in appData.GetAbbrs())
{
table.Add(appData.GetId(abbr), abbr, (appData.IsRoom(abbr) ?? false) ? "room" : "");
}
table.Display();
}
else
{
throw new AppError(AppError.ErrorCode.ArgumentParseError, "multiple modes (erase/save/load) are given");
}
}
